update unit to include agents

Author: ceperezb

learn-pr/wwl-sci/security-copilot-describe-core-features/includes/2-describe-standalone-experience.md

@@ -15,7 +15,7 @@ There are some key landmarks on the Copilot landing page (portal) to which the u
 
 The home menu is accessed by selecting the hamburger icon located on the top left corner of the Copilot landing page.
 
-:::image type="content" source="../media/home-menu-icon-home-menu-options.png" lightbox="../media/home-menu-icon-home-menu-options-agents.png" alt-text="Screen capture showing the hamburger icon and the page it opens when selected.":::
+:::image type="content" source="../media/home-menu-icon-home-menu-options-agents.png" lightbox="../media/home-menu-icon-home-menu-options-agents.png" alt-text="Screen capture showing the hamburger icon and the page it opens when selected.":::
 
 From the home menu, the user can navigate as follows:
 
@@ -28,6 +28,10 @@ From the home menu, the user can navigate as follows:
 
     :::image type="content" source="../media/promptbook-library-v2.png" lightbox="../media/promptbook-library-v2.png" alt-text="Screen capture listing the promptbook library.":::
 
+- Agents, which are AI-powered assistants built into Microsoft Security Copilot.  This page lists Microsoft and non-Microsoft agents that offer significant benefits for security teams and IT operations by automating routine tasks and freeing up valuable time for teams to concentrate on strategic initiatives and complex problem-solving.
+
+    :::image type="content" source="../media/agents-list-v2.png" lightbox="../media/agents-list-v2.png" alt-text="Screen capture showing the agents window, which lists available Microsoft and non-Microsoft agents.":::
+
 - Owner specific options, for users configured as owners:
 
   - Owner settings. These settings include the option to switch Security Compute Units (SCUs) capacity, configure data sharing options to help improve Copilot, allow logging audit data in Microsoft Purview, and configure who can upload files.